A scuba diver descends 2 1/2 feet per second. read an expression that can be used to find the scuba divers position compared to sea level after X seconds

Question

A scuba diver descends 2 1/2 feet per Second. write an expression that can be used to find the scuba divers position compared to sea level after x seconds.

Answer 1

Let h₀ represent sea level in feet in some coordinate system (positive up), and let x represent elapsed diving time in seconds.

h(x) = h₀ - 2.5x